drm/amdgpu: Fix bus address in sg table export

Change-Id: I4add5b6815000b9196a1336da9ae8167986c9417 Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
mariux64 · Mar 15, 2018 · d44196b · d44196b
1 parent 17d1ab1
commit d44196b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1744,7 +1744,8 @@ static int get_sg_table(struct amdgpu_device *adev,
 		goto out;
 
 	if (bo->preferred_domains == AMDGPU_GEM_DOMAIN_VRAM) {
-		bus_addr = bo->tbo.offset + adev->mc.aper_base + offset;
+		bus_addr = amdgpu_bo_gpu_offset(bo) - adev->mc.vram_start
+			   + adev->mc.aper_base + offset;
 
 		for_each_sg(sg->sgl, s, sg->orig_nents, i) {
 			uint64_t chunk_size, length;